计算.
(填写分数时,先写分子,后写分母)|
(1) |
(2) |
(3) |
计算.
(填写分数时,先写分子,后写分母)|
(1) |
(2) |
(3) |
计算.
(填写分数时,先写分子,后写分母)|
(1) |
(2) |
(3) |
计算下面各题,得数约成最简分数.
(填写分数时,先写分子,后写分母)|
(1) |
(2) |
|
(3) |
(4) |
解方程.
|
(1)0.36x=7.2 x= |
(2)x ÷0.24=5x= |
解方程.
|
(1)x -49=59x= |
(2)60x=660 x= |
解方程.
|
(1)x +350=650x= |
(2)0.58 +x=1x= |
计算下面各题,得数约成最简分数.
(填写分数时,先写分子,后写分母)|
(1) |
(2) |
|
(3) |
(4) |
|
(5) |
(6) |
用最简分数表示下面各式的商.
(填写分数时,先写分子,后写分母)|
(1) |
(2) |
|
(3) |
(4) |
|
(5) |
(6) |
计算下面各题,得数约成最简分数.
(填写分数时,先写分子,后写分母)|
(1) |
(2) |
|
(3) |
(4) |